EP3110120A1 - Bilderzeugungsvorrichtung zur sicherstellung der ausführung von asynchroner informationsteilung ohne verwendung eines mail-servers, bilderzeugungsverfahren und aufzeichnungsmedium - Google Patents

Bilderzeugungsvorrichtung zur sicherstellung der ausführung von asynchroner informationsteilung ohne verwendung eines mail-servers, bilderzeugungsverfahren und aufzeichnungsmedium Download PDF

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Publication number
EP3110120A1
EP3110120A1 EP16171761.6A EP16171761A EP3110120A1 EP 3110120 A1 EP3110120 A1 EP 3110120A1 EP 16171761 A EP16171761 A EP 16171761A EP 3110120 A1 EP3110120 A1 EP 3110120A1
Authority
EP
European Patent Office
Prior art keywords
image forming
forming apparatus
set value
distribution
master
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP16171761.6A
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English (en)
French (fr)
Inventor
Masato Hirota
Tomonori Naota
Ryusuke Nakatani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Document Solutions Inc
Original Assignee
Kyocera Document Solutions Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kyocera Document Solutions Inc filed Critical Kyocera Document Solutions Inc
Publication of EP3110120A1 publication Critical patent/EP3110120A1/de
Withdrawn legal-status Critical Current

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Definitions

  • MFP Multifunction Peripheral
  • This technique ensures information sharing among the plurality of image processing apparatuses without using a server that controls the information sharing.
  • the communication circuit is adapted to ensure communication with another image forming apparatus of the plurality of the image forming apparatuses.
  • the set value management circuit is adapted to distribute, based on a master authority as an authority for distributing a changed set value to the other image forming apparatus, the changed set value to the other image forming apparatus.
  • the storage circuit when the distribution fails, is adapted to store a distribution hold list that includes a combination of: an identifier of another image forming apparatus, where the distribution has failed, and an item name and value of a set value, where the distribution has failed.
  • the distribution hold list management circuit is adapted to manage the stored distribution hold list.
  • FIGS. 1 to 3 illustrate the outline of the disclosure.
  • FIG. 1 illustrates the outline of creating or updating the distribution hold list.
  • FIG. 1 exemplary illustrates four image forming apparatuses (20A, 20B, 20C, and 20D) according to the embodiment of the disclosure. These image forming apparatuses are communicative with one another via a network.
  • the image forming apparatus 20B is not in a ready state due to, for example, power supply off.
  • the ready state is a state, where the image forming apparatus normally operates.
  • a master authority that is, an image forming apparatus with an authority for distributing a changed set value to another image forming apparatus is referred to as a master.
  • An image forming apparatus without the master authority is referred to as a slave.
  • FIG. 2 illustrates the concrete example of the distribution hold list 30b.
  • the distribution hold list 30b stores a name (an identifier) of an image forming apparatus for which a distribution and a combination of a name of a setting item, which the distribution is held, and a set value are held.
  • an entry ex1 indicates a held distribution for changing a value of a setting item X to "A4" with respect to the image forming apparatus 20B.
  • An entry ex2 similarly indicates a held distribution for changing a value of a setting item Y to "100" with respect to the image forming apparatus 20B.
  • FIG. 3 illustrates the outline of transferring the distribution hold list, when another image forming apparatus becomes the master.
  • the above is the outline of transferring the distribution hold list, when another image forming apparatus is the master.
  • FIG. 4 illustrates the outline of distributing the held set value to the image forming apparatus that has returned to the ready state.
  • the above is the outline of distributing the held set value to the image forming apparatus that has returned to the ready state.
  • FIG. 5 illustrates a configuration of an image forming apparatus 20 according to the embodiment of the disclosure.
  • the image forming apparatus 20 includes a control unit 21.
  • the control unit 21 is constituted of a Central Processing Unit (CPU), a Random Access Memory (RAM), a Read Only Memory (ROM), a dedicated hardware circuit, and similar member, and manages an entire operation control of the image forming apparatus 20.
  • CPU Central Processing Unit
  • RAM Random Access Memory
  • ROM Read Only Memory
  • the control unit 21 is connected to an image reading unit 22, an image processing unit 23, an image memory 24, an image forming unit 25, an operation unit 27, a display 27a, a facsimile communication unit 28, a network interface unit 29, a storage unit 30, and similar unit.
  • the control unit 21 executes an operation control of the connected respective units described above and transmits and receives a signal or data to/from the respective units.
  • the network interface unit 29 is also referred to as a communication circuit.
  • the storage unit 30 is also referred to as a storage circuit.
  • the control unit 21 controls a driving and processing of a mechanism required for execution of an operation control of respective functions such as a scanner function, a printing function, a copy function, and a facsimile transmission/reception function based on an execution instruction of a job input by a user, via, for example, the operation unit 27 or a network-connected PC.
  • the control unit 21 further includes a set value management unit 21a, a distribution hold list management unit 21b, a master transfer management unit 21c, and a ready notification management unit 21d. That is, when the CPU executes programs loaded in the RAM from, for example, the ROM as a non-transitory recording medium, the control unit 21 operates as the set value management unit 21a, the distribution hold list management unit 21b, the master transfer management unit 21c, and the ready notification management unit 21d.
  • the set value management unit 21a is also referred to as a set value management circuit.
  • the distribution hold list management unit 21b is also referred to as a distribution hold list management circuit.
  • the master transfer management unit 21c is also referred to as a master transfer management circuit.
  • the ready notification management unit 21d is also referred to as a ready notification management circuit.
  • the set value management unit 21a detects that one of the image forming apparatuses 20 has a set value changed by the user, and the set value management unit 21a distributes the changed set value to the other image forming apparatuses 20.
  • the distribution hold list management unit 21b controls the distribution hold list 30b.
  • the master transfer management unit 21c controls a transfer of a master authority.
  • the ready notification management unit 21d controls an exchange related to a ready notification between the master and the slave.
  • the image reading unit 22 reads an image from a document.
  • the image processing unit 23 executes image processing for image data of the image read by the image reading unit 22 as necessary.
  • the image processing unit 23 executes image processing, such as shading correction, to improve a quality of the image read by the image reading unit 22 after image formation.
  • the image memory 24 has a region, where the image memory 24 temporarily stores data of a document image read by the image reading unit 22, and data as a print target to be printed by the image forming unit 25.
  • the image forming unit 25 executes image formation of the image data read by the image reading unit 22 or similar image data.
  • the operation unit 27 includes a touch panel unit and an operation key unit, which accept instruction of various operations and processing executable for the image forming apparatus 20 from a user.
  • the touch panel unit includes the display 27a, such as a Liquid Crystal Display (LCD) including a touch panel.
  • LCD Liquid Crystal Display
  • the facsimile communication unit 28 includes an encoding/decoding unit, a modulation/demodulation unit, and a Network Control Unit (NCU), which are not illustrated, and executes facsimile transmission using a dial-up line network.
  • NCU Network Control Unit
  • the network interface unit 29 is constituted of a communication circuit such as a LAN board.
  • the network interface unit 29 transmits and receives various data to/from a device (for example, a PC) in a local area via a LAN or similar network connected to the network interface unit 29.
  • a device for example, a PC
  • the storage unit 30 which is a large-capacity storage device such as a Hard Disk Drive (HDD), has an area for storing, for example, a document image read by the image reading unit 22.
  • the storage unit 30 stores the image forming apparatus list 30a and the distribution hold list 30b.
  • the image forming apparatus list 30a is in a network, and is a list of the image forming apparatuses 20, which has become the master or the slave and shares a set value.
  • the distribution hold list 30b has been described above.
  • FIG. 6 illustrates the process of the master, when the set value of the master is changed, and the master distributes the set value.
  • Step S1 assuming that the user changes a set value of the image forming apparatus 20 as the master.
  • Step S2 the set value management unit 21a executes a master lock (Step S2).
  • the master lock the master request is rejected even if the slave transmits a master request during the master is locked.
  • the master lock is executed while the master is distributing a set value.
  • the set value management unit 21a repeats a process from Steps S4 to S7 for every slave to which the changed set value is distributed (Step S3).
  • the set value management unit 21a determines, whether or not the distribution hold list 30b includes the slave as a distribution destination (Step S4).
  • the set value management unit 21a avoids distributing to the slave, and the distribution hold list management unit 21b adds a combination of a name of the avoided image forming apparatus as the slave and the changed set value to the distribution hold list 30b and then updates the distribution hold list 30b (Step S7).
  • the distribution hold list 30b has already included a combination including the identical content, the combination of the name of the avoided image forming and the changed set value is overwritten, and then the distribution hold list 30b is updated. After that, the set value management unit 21a proceeds to a process for the next slave.
  • the image forming apparatus 20 that has returned to the ready state is deleted from the distribution hold list 30b.
  • the distribution hold list 30b still including the image forming apparatus 20 indicates that the image forming apparatus 20 has not been in the ready state yet.
  • the set value management unit 21a transmits the changed set value to the slave as a target (Step S5).
  • the set value management unit 21a determines, whether or not a reflection of the transmitted set value succeeds (Step S6).
  • the set value management unit 21a proceeds a process for the next slave.
  • the distribution hold list management unit 21b adds a combination of a name of the image forming apparatus 20, for which the reflection has failed, and the changed set value to the distribution hold list 30b, and then updates the distribution hold list 30b (Step S7). After that, the set value management unit 21a proceeds to a process for the next slave.
  • the set value management unit 21a unlocks the master lock (Step S8).
  • FIG. 7 illustrates the process of the slave, when the master distributes the changed set value of the master.
  • the set value management unit 21a determines, whether or not the slave receives the set value transmitted from the master (Step S10).
  • the set value management unit 21a When the set value is not received (N at Step S10), the set value management unit 21a returns to Step S10 and then waits.
  • the set value management unit 21a reflects the received set value in a setting item as a target (Step S11).
  • Step S12 the set value management unit 21a returns a reflection completion response to the master.
  • FIG. 8 illustrates the process of the image forming apparatus, where a set value is changed, when the image forming apparatus is the slave, and the image forming apparatus distributes the changed set value after the image forming apparatus has become the master.
  • Step S20 First, assuming that the user changes a set value of the image forming apparatus 20 as the slave (Step S20).
  • the master transfer management unit 21c transmits a master request to the master (Step S21).
  • the master request is a message that requests the master to transfer the master authority.
  • the master transfer management unit 21c determines, whether or not the master authority is acquired (Step S22).
  • the master transfer management unit 21c returns to Step S21 and transmits the master request again.
  • the distribution hold list management unit 21b determines, whether or not the distribution hold list 30b is received from the master (Step S23).
  • the distribution hold list management unit 21b stores the received distribution hold list 30b in the storage unit 30 (Step S24).
  • Step S25 the set value management unit 21a executes a master lock
  • the set value management unit 21a repeats a process from Steps S27 to S30 for every slave to which the changed set value is distributed (Step S26).
  • the set value management unit 21a determines, whether or not the distribution hold list 30b includes the slave as a distribution destination (Step S27).
  • the set value management unit 21a avoids distributing to the slave, and the distribution hold list management unit 21b adds a combination of a name of the avoided image forming apparatus as the slave and the changed set value to the distribution hold list 30b, and then updates the distribution hold list 30b (Step S30).
  • the distribution hold list 30b has already included a combination including the identical content, the combination of the name of the avoided image forming apparatus and the changed set value is overwritten, and then the distribution hold list 30b is updated. After that, the set value management unit 21a proceeds to a process for the next slave.
  • the set value management unit 21a transmits the changed set value to the slave as a target (Step S28).
  • the set value management unit 21a determines, whether or not a reflection of the transmitted set value succeeds (Step S29).
  • the set value management unit 21a proceeds to a process for the next slave.
  • the distribution hold list management unit 21b adds a combination of a name of the image forming apparatus 20, for which the reflection has failed, and the changed set value to the distribution hold list 30b, and then updates the distribution hold list 30b (Step S30). After that, the set value management unit 21a proceeds to a process for the next slave.
  • the set value management unit 21a unlocks the master lock (Step S31).
  • the above has described the process of the image forming apparatus, where that a set value is changed, when the image forming apparatus is the slave, and the image forming apparatus distributes the changed set value after the image forming apparatus has become the master.
  • FIG. 9 illustrates the process of the image forming apparatus 20 that transitions from the master to the slave due to the change of the set value and the master request.
  • the master transfer management unit 21c determines, whether or not the master request is accepted from the slave that has received the change of the set value (Step S40).
  • the master transfer management unit 21c returns to Step S40 and then waits.
  • the master transfer management unit 21c determines, whether or not the own device is in a master lock state (Step S41).
  • the master transfer management unit 21c replies a rejection notification of the master authority transfer to the slave, which has transmitted the master request, and then terminates the process (Step S42).
  • the master transfer management unit 21c transfers the master authority to the slave, which has transmitted the master request (Step S43).
  • the master transfer management unit 21c determines, whether or not the distribution hold list 30b, which is stored in the storage unit 30, includes the image forming apparatus 20 for which a distribution is held (Step S44).
  • the master transfer management unit 21c transmits the distribution hold list 30b to the slave, which has transmitted the master request (Step S45).
  • Step S46 the master transfer management unit 21c changes the own device into a slave setting.
  • FIG. 10 illustrates the process of the slave to which the image forming apparatus 20, which has become the master due to the change of the set value, distributes the set value.
  • the set value management unit 21a determines, whether or not the set value transmitted from the master is received (Step S10).
  • the set value management unit 21a When the set value is not received (N at Step S10), the set value management unit 21a returns to Step S10 and then waits.
  • the set value management unit 21a reflects the received set value in a setting item as a target (Step S11).
  • the set value management unit 21a transmits a reflection completion response to the master (Step S12).
  • FIG. 11 illustrates the process of the slave, which has returned to the ready state, receives the set value for which the distribution is held.
  • Step S50 assuming that the image forming apparatus 20 as the slave returns to the ready state.
  • the ready notification management unit 21d in the image forming apparatus 20 which has returned to the ready state, detects that the own device returns to the ready state, and then transmits a ready notification to the master in the network using the above-described method (Step S51).
  • the ready notification management unit 21d determines, whether or not a ready response is received from the master (Step S52).
  • the ready notification management unit 21d transmits a ready renotification using the above-described method (Step S53).
  • the set value management unit 21a determines, whether or not the set value is received from the master (Step S54).
  • the set value management unit 21a reflects the received set value in the own device (Step S55).
  • the set value management unit 21a transmits a reflection completion response to the master (Step S56).
  • FIG. 12 illustrates the process, where the master distributes the set value, for which the distribution is held, to the slave, which has returned to the ready state.
  • the ready notification management unit 21d as the master determines, whether or not a ready notification is received from the slave, which has returned to the ready state, (Step S60).
  • the ready notification management unit 21d returns to Step S60 and then waits.
  • the ready notification management unit 21d transmits a ready response to the slave, which has transmitted the ready notification (Step S61).
  • the set value management unit 21a determines, whether or not the distribution hold list 30b includes the image forming apparatus 20, which has transmitted the ready notification (Step S62).
  • the process terminates because the distribution hold list 30b does not include a set value to be distributed to the image forming apparatus 20, which has transmitted the ready notification.
  • the set value management unit 21a executes a master lock (Step S63). Next, the set value management unit 21a transmits the held set value (Step S64).
  • the set value management unit 21a determines, whether or not a reflection of the set value succeeds based on a response from the slave (Step S65).
  • the set value management unit 21a deletes an entry regarding the image forming apparatus 20, which has transmitted the ready notification, from the distribution hold list 30b (Step S66).
  • the set value management unit 21a retains the entry regarding the image forming apparatus 20, which has transmitted the ready notification, in the distribution hold list 30b (no action).
  • the set value management unit 21a unlocks the master lock (Step S67).
  • the image forming apparatus of the disclosure ensures execution of asynchronous information sharing among image forming apparatuses without using a mail server even, when a part of the image forming apparatuses is turned off.

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EP16171761.6A 2015-06-25 2016-05-27 Bilderzeugungsvorrichtung zur sicherstellung der ausführung von asynchroner informationsteilung ohne verwendung eines mail-servers, bilderzeugungsverfahren und aufzeichnungsmedium Withdrawn EP3110120A1 (de)

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EP3432187B1 (de) * 2017-07-17 2020-10-21 Hewlett-Packard Development Company, L.P. Identitätsinformationen
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JP6943091B2 (ja) * 2017-09-06 2021-09-29 コニカミノルタ株式会社 画像処理装置、画像処理システム及びプログラム
JP6874732B2 (ja) * 2018-04-17 2021-05-19 京セラドキュメントソリューションズ株式会社 画像形成システム及び画像形成方法
JP7385171B2 (ja) * 2019-09-27 2023-11-22 京セラドキュメントソリューションズ株式会社 情報処理システム、情報処理装置および情報処理プログラム

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